GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume, latency-sensitive tasks such as chat, classification, and lightweight agentic workflows, providing capable reasoning for...
Rank
#19
Down 58% week over week
Tokens
1.84T
2026-10-11
Requests
158.9M
158,852,759
Tool calls
-
Input / M
$0.20
Output / M
$1.20
Cache / M
$0.02
Context
1.1M
1,050,000 tokens